OT-2026-000011489
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, vented after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000011489) never changes.
Identity and time
| Publication number | OT-2026-000011489 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88ff-794c-85cb-d2d75ae7ac56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011489 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25bfe524df0fe77bb1b7ae40e2b6211b0d7690108d3b59d5c35818a3a5bcdc5b |
|---|---|
| Markdown | de4004c122719bd03ab131bf9661d9ecae9c89f0bb81234fc5f88571afc4c70a |
| Publication page | c96a897d75cdbe350120b67109160323c5232a6ad5df5ee2d00a9abda95297b6 |
| Manifest | 5bddf55b98c23c46fe41a6f3331d6797d0437041c357bf75ec64e7a905ae6311 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | a25DRR0Y9j7UqmRWkZP/DA/kDzmAywL2zBV6oy2r+4xIE/6Jls1+I5v0WV5WBsgbpwL2QZeYmrwQDDNkYXbvBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:13:15.767734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011489observed c96a897d75cdbe350120b67109160323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:15.747446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011489/manifest.jsonobserved 5bddf55b98c23c46fe41a6f3331d6797...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:15.728096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011489/publication.mdobserved de4004c122719bd03ab131bf9661d9ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:15.708971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011489/publication.txtobserved 25bfe524df0fe77bb1b7ae40e2b6211b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|